###### (This is the documentation for SDL3, which is under heavy development and the API is changing! [SDL2](https://wiki.libsdl.org/SDL2/) is the current stable version!) # SDL_RenderCoordinatesToWindow Get a point in window coordinates when given a point in render coordinates. ## Syntax ```c int SDL_RenderCoordinatesToWindow(SDL_Renderer *renderer, float x, float y, float *window_x, float *window_y); ``` ## Function Parameters | | | | ---------------- | ------------------------------------------------------------ | | **renderer** | the rendering context | | **x** | the x coordinate in render coordinates | | **y** | the y coordinate in render coordinates | | **window_x** | a pointer filled with the x coordinate in window coordinates | | **window_y** | a pointer filled with the y coordinate in window coordinates | ## Return Value Returns 0 on success or a negative error code on failure; call [SDL_GetError](SDL_GetError)() for more information. ## Version This function is available since SDL 3.0.0. ## Related Functions * [SDL_SetRenderLogicalPresentation](SDL_SetRenderLogicalPresentation) * [SDL_SetRenderScale](SDL_SetRenderScale) ---- [CategoryAPI](CategoryAPI)